One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,5,8)(3,7,4,6)(10,14)(15,16)(18,21)(22,24)(25,26,29,27)(28,31,32,30)(1,3,5,4)(2,6,8,7)(9,10)(11,16)(12,15)(13,14)(19,23)(22,24)(1,3,5,4)(2,7,8,6)(9,11,13,12)(10,15,14,16)(17,18,20,21)(19,22,23,24)(25,27,29,26)(28,31,32,30)(1,4,5,3)(2,7,8,6)(9,12,13,11)(10,15,14,16)(17,19)(18,22)(20,23)(21,24)(25,28)(26,30)(27,31)(29,32)(1,2)(3,6)(4,7)(5,8)(9,10)(11,16)(12,15)(13,14) involution — undirectedA Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.